A randomized 25 question test from a pool of 761 questions, good luck!
Data communication in a DCS takes the form of various net works. Which of the networks below are redundant networks for controller connections?
Which answer below best describes a fieldbus communication standard that is not common in the industrial setting?
There are several different ways to let an operator know about an alarm in any HMI. Which of the answers below would best be described as a horn being sounded?
There are several layers in the DCS architecture. Which of the levels below would have direct control over the systems FCEs?
In each OSI layer, each device must be identified to be used. In which of the layers below does the physical address of each network device reside?
The TCP/IP protocol was designed for simplicity and speed. Which of the OSI layers below does the TCP/IP protocol interact with?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that can have 8, 16, or 32 output points powered by 24Vdc or 120/230 Vac?
Which of the components below best represents the letter "A"?
The data transmission in SX mode travels in _____ direction(s)? Choose the best answer from the ones provided to fill in the blank
Data communication in a DCS takes the form of various networks. Which of the networks below connect servers that share control data over redundant networks?
There are several fields in an Ethernet message frame structure. Which of the answers represent the content of the FCS field in the Ethernet message frame?
Which answer below is best described as the RS-232 standard for voltage range to receive a "Mark"?
Software for programming or configuration is an integral part of any HMI. Which of the interfaces below can be best described as having the operators access the various HMI subsystems to interact with a process control system?
SCADA control systems are similar to other control system, but the components for a SCADA system vary slightly. Which of the components below would be designed for smaller processes, therefore having limited scalability?
The industrial network topologies you are required to use is defined by the OSI network model. Which of the common topologies below is likely described as a network with a single central connection point?
Of the problems below, which would be best solved by shielding on cables?
There are many different software programs that are commonly used by a DCS. Which of the programs below would allow observation and control of the plant?
Software for programming or configuration is an integral part of any HMI. Which of the interfaces below can be best described as allowing the operators to interact with the GUI?
The heart of a DCS is considered the PLC and it's five main programming languages. Which of the programming languages would be described as mimicking the components of the hardware of an analog control in self-contained blocks of code?
In relation to IPv4, every classification has a finite amount of addresses. Which of the classifications below has the most subnet addresses?
CSMA/CD is used as an access method that uses constructive interference detection for any data collisions. Which of the OSI layers does this detection occur on?
Which answer below is best described as the RS-232 standard for voltage range to receive a "Space"?
Which answer below best represents the recommended standard for a null modem cable?
There are several advantages to multidrop communication. Which of the answers below best represents one that is not one of those advantages?
Which of the components below is required for the H1 transmission segment to function?